98863939 has 4 divisors (see below), whose sum is σ = 98895456. Its totient is φ = 98832424.

The previous prime is 98863937. The next prime is 98863943. The reversal of 98863939 is 93936889.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 98863939 - 2¹ = 98863937 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 98863939.

It is not an unprimeable number, because it can be changed into a prime (98863931) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10459 + ... + 17524.

It is an arithmetic number, because the mean of its divisors is an integer number (24723864).

Almost surely, 2^98863939 is an apocalyptic number.

98863939 is a deficient number, since it is larger than the sum of its proper divisors (31517).

98863939 is a wasteful number, since it uses less digits than its factorization.

98863939 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31516.

The product of its digits is 2519424, while the sum is 55.

The square root of 98863939 is about 9943.0346977168. The cubic root of 98863939 is about 462.3944754626.

The spelling of 98863939 in words is "ninety-eight million, eight hundred sixty-three thousand, nine hundred thirty-nine".